public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
                View view = inflater.inflate(R.layout.my_layout, container, false);
                myListview= (ListView) view.findViewById(R.id.my_listview);
                MyClass myClass = new MyClass(getActivity());
                myClass.getDataFromFirebase();
                myListview.setAdapter(myAdapter);
                return view;
            }